package com.itheima.dao.impl;

import com.itheima.dao.BookDao;

/**
 * @author: dh
 * @date: 2023-10-21 15:36
 * 数据层接口BookDao的实现类BookDaoImpl。
 */
public class BookDaoImpl implements BookDao {

    @Override
    public void save() {

        System.out.println("book dao save ...");
    }
}
